Submission #871893

#	Time	Username	Problem	Language	Result	Execution time	Memory
871893		sano	Cloud Computing (CEOI18_clo)	C++14	0 / 100	1 ms	1116 KiB

clo

#include <iostream>
#include <string>
#include <string.h>
#include <fstream>
#include <algorithm>
#include <vector>
#include <iomanip>
#include <queue>
#include<map>
#include <stack>
#include <unordered_map>
#include <set>
#define ll long long
#define For(i, n) for(ll i = 0; i < n; i++)
#define ffor(i, a, n) for(ll i = a; i < n; i++)
#define pb push_back
#define vec vector 
#define ff first
#define ss second
#define pairs pair<ll, ll>
#define NEK 1000000000000000000
#define mod 1000000007
using namespace std;

struct tr {
	ll p, h, c;
};

bool zorad(tr a, tr b) {
	if (a.h == b.h) {
		return a.p > b.p;
	}
	return a.h > b.h;
}

vec<ll> sitko(ll n) {
	vec<bool> A;
	A.resize(n - 2 + 1, true);
	for (ll i = 2; i * i <= n; i++) {
		if (A[i - 2]) {
			for (ll j = i * i; j <= n; j += i) {
				A[j - 2] = false;
			}
		}
	}
	vec<ll> prv;
	For(i, A.size()) {
		if (A[i]) {
			prv.push_back(i + 2);
		}
	}
	return prv;
}


int main() {
	ll n;
	cin >> n;
	vec<tr> p;
	ll c1 = 0;
	ll c2 = 0;
	For(i, n) {
		ll x, y, z;
		cin >> x >> y >> z;
		p.push_back({ x, y, -z });
		c1 += x;
	}
	ll m;
	cin >> m;
	vec<tr> o;
	For(i, m) {
		ll x, y, z;
		cin >> x >> y >> z;
		o.push_back({ -x, y, z });
		c2 += x;
	}
	vec<tr> v;
	For(i, n) {
		v.push_back(p[i]);
	}
	For(i, m) {
		v.push_back(o[i]);
	}
	sort(v.begin(), v.end(), zorad);

	ll cc = c1+1;
	vec<vec<ll>> dp(2, vec<ll>(cc, (-1)*NEK));
	dp[0][0] = 0;
	ffor(i, 1, dp.size()) {
		ll now = i % 2;
		ll last = 1 - now;
		For(j, cc) {
			if ((j - v[i - 1].p) < 0 || (j - v[i - 1].p) >= dp[now].size()) {
				dp[now][j] = dp[last][j];
			}
			else {
				dp[now][j] = max(dp[last][j], dp[last][j - v[i - 1].p] + v[i - 1].c);
			}
		}
	}
	ll naj = -1;
	ll nov = (dp.size() - 1) % 2;
	For(i, cc) {
		naj = max(naj, dp[nov][i]);
	}
	cout << naj << endl;
	return 0;
}

Compilation message (stderr)

clo.cpp: In function 'std::vector<long long int> sitko(long long int)':
clo.cpp:14:35: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<bool>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   14 | #define For(i, n) for(ll i = 0; i < n; i++)
......
   47 |  For(i, A.size()) {
      |      ~~~~~~~~~~~                   
clo.cpp:47:2: note: in expansion of macro 'For'
   47 |  For(i, A.size()) {
      |  ^~~
clo.cpp: In function 'int main()':
clo.cpp:15:39: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<std::vector<long long int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   15 | #define ffor(i, a, n) for(ll i = a; i < n; i++)
......
   89 |  ffor(i, 1, dp.size()) {
      |       ~~~~~~~~~~~~~~~                  
clo.cpp:89:2: note: in expansion of macro 'ffor'
   89 |  ffor(i, 1, dp.size()) {
      |  ^~~~
clo.cpp:93:49: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   93 |    if ((j - v[i - 1].p) < 0 || (j - v[i - 1].p) >= dp[now].size()) {
      |                                ~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~

• Subtask 1: 0 / 18
• Subtask 2: 0 / 18
• Subtask 3: 0 / 18
• Subtask 4: 0 / 18
• Subtask 5: 0 / 18
• Subtask 6: 0 / 10